Valexr/fish_shell.md

## fish_shell.md

      
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              fish_shell.md
            
          
    Installation


Install fish via Brew
Optionally install Oh My Fish!
Add fish to known shells
Set default shell to fish

brew install fish  
curl -L https://get.oh-my.fish | fish
sudo bash -c 'echo /usr/local/bin/fish >> /etc/shells'
chsh -s /usr/local/bin/fish
Functions

Add any the following functions to ~/.config/fish/config.fish
sudo bang bang

Repeat previous command with administrator rights
function sudo
    if test "$argv" = !!
        eval command sudo $history[1]
    else
        command sudo $argv
    end
end

cd..

Shortcut to browse parent directory
function ..
    cd ..
end

And how often did you ever type cd.. instead of cd ..? Let's extend our previous function:
function cd..
    cd ..
end

dropbox

Quickly access your DropBox folder
function db
	set user $HOME
    cd "$HOME/Dropbox"
end

docs

Quickly access your documents folder
function docs    
	switch (uname -s)
    case Darwin Linux FreeBSD NetBSD DragonFly
		set documents $HOME/Documents
	case '*'
		set cygwin (eval uname -o)  
    		if test $cygwin = "Cygwin"
    			set documents (eval cygpath -O)
    		end    
    		return
    	end    
    	cd $documents
    end
end

os

Return platform name
function os
    switch (uname -s)
    case Darwin Linux FreeBSD NetBSD DragonFly
        eval command uname -s
    case "*"
        switch (uname -s)
        case Cygwin
            eval command uname -s
        case "*"
            eval echo "undefined"
        end
    end
end

git tag

Simplify the creation and deletion of Git tags
function tag
	if test $argv[1] = "-d"
		# delete tag if provided
		if test $argv[2]
			eval command git tag -d $argv[2]
			command git push origin :refs/tags/$argv[2]
		end
	else
		# create new tag and push
    	eval command git tag -a $argv[1] -m $argv[1]
    	command git push --tags
    end
end